Remove default MD5 in most of Bazel's virtual filesystems.

This forces the ex-default to be explicit in a lot of tests, but I'd rather that than have the risk of implicit md5-use in production code.

To keep this CL smaller, do not remove the default from UnixFS quite yet.

RELNOTES: None.
PiperOrigin-RevId: 206223521

1 files changed, 2 insertions, 1 deletions

diff --git a/src/test/java/com/google/devtools/build/lib/skyframe/packages/AbstractPackageLoaderTest.java b/src/test/java/com/google/devtools/build/lib/skyframe/packages/AbstractPackageLoaderTest.java
index d83b570366..1da13d530b 100644
--- a/src/test/java/com/google/devtools/build/lib/skyframe/packages/AbstractPackageLoaderTest.java
+++ b/src/test/java/com/google/devtools/build/lib/skyframe/packages/AbstractPackageLoaderTest.java
@@ -27,6 +27,7 @@ import com.google.devtools.build.lib.events.Reporter;
 import com.google.devtools.build.lib.events.StoredEventHandler;
 import com.google.devtools.build.lib.packages.NoSuchPackageException;
 import com.google.devtools.build.lib.packages.Package;
+import com.google.devtools.build.lib.vfs.DigestHashFunction;
 import com.google.devtools.build.lib.vfs.FileSystem;
 import com.google.devtools.build.lib.vfs.FileSystemUtils;
 import com.google.devtools.build.lib.vfs.Path;
@@ -44,7 +45,7 @@ public abstract class AbstractPackageLoaderTest {
 
   @Before
   public final void init() throws Exception {
-    fs = new InMemoryFileSystem();
+    fs = new InMemoryFileSystem(DigestHashFunction.MD5);
     workspaceDir = fs.getPath("/workspace/");
     workspaceDir.createDirectoryAndParents();
     reporter = new Reporter(new EventBus());